Home / 155,425,678.68-233,135,261.82-51,802,385.16

Finding the Fourth Proportional to 155,425,678.68, 233,135,261.82 and 51,802,385.16

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Solution

The fourth proportional to 155,425,678.68, 233,135,261.82 and 51,802,385.16 is: 77,702,492.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,425,678.68 : 233,135,261.82 = 51,802,385.16 : x
  2. Step 2: Convert to fraction form
    155,425,678.68/233,135,261.82 = 51,802,385.16/x
  3. Step 3: Cross multiply
    155,425,678.68x = 233,135,261.82 × 51,802,385.16
  4. Step 4: Simplify right side
    155,425,678.68x = 12,076,962,627,177,082
  5. Step 5: Solve for x
    x = 12,076,962,627,177,082/155,425,678.68
  6. Step 6: Final answer
    x = 77,702,492.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.